Now showing items 1-9 of 9

    • Development of two modifications of piezoelectric high resolution rotary table 

      Bansevičius, Ramutis Petras; Bubulis, Algimantas; Grybas, Ignas; Jūrėnas, Vytautas; Kulvietis, Genadijus (Journal of Vibroengineering / Vibromechanika, Lithuanian Academy of Sciences, Kaunas University of Technology, Vilnius Gediminas Technical University, 2013)
      The aim of this paper is to describe two modifications of high resolution rotary tables with angular position control, based on the transformation of resonant oscillations of piezoelectric transducers into continuous or ...
    • Dislocation avalanches and strain bursts in the boards of electronic equipment 

      Bogorosh, Aleksandr; Višniakov, Nikolaj; Novickij, Jurij; Bubulis, Algimantas; Roizman, Vilen (Journal of Vibroengineering / Vibromechanika, Lithuanian Academy of Sciences, Kaunas University of Technology, Vilnius Gediminas Technical University, 2013)
      Dislocation avalanches and strain bursts in the boards of radio-engineering equipment were investigated. For that purpose a cascade of navigation devices boards was installed on the vibration stand and experiments were ...
    • Dynamics study of the carrier HMMWV M1151 

      Fedaravičius, Algimantas; Jonevičius, Vaclovas; Survila, Arvydas; Pincevičius, Albertas (Journal of Vibroengineering / Vibromechanika, Lithuanian Academy of Sciences, Kaunas University of Technology, Vilnius Gediminas Technical University, 2013)
      The article deals with the influence of the shot recoil of various weapons mounted on the armored vehicle HMMWV M1151 influencing the vehicle vibration when driving on uneven road surface. The solutions are given to ensure ...
    • Investigation of novel design piezoelectric bending actuators 

      Bansevičius, Ramutis Petras; Navickaitė, Sigita; Jūrėnas, Vytautas; Mažeika, Dalius; Lučinskis, Raimundas; Navickas, Jonas (Journal of Vibroengineering, 2013)
      Two piezoelectric bending actuators of a novel design are presented and analysed in the paper. Numerical modelling and experimental study of the piezoelectric bending actuators were performed to verify operating principle ...
    • Mathematical modeling of oil transportation by pipelines using anti-turbulent additives 

      Bogdevičius, Marijonas; Janutėnienė, Jolanta; Jonikas, Kęstutis; Guseinovienė, Eleonora; Drakšas, Mindaugas (Journal of vibroengineering, 2013)
      The energy costs of oil transportation by pipeline are one of the most important questions for oil companies. Large amounts of energy are used in the oil pumping process. One of the ways to reduce energy costs is to use ...
    • Measurement of large amplitude plane vibrations of two dimensional structures 

      Maskeliūnas, Vytautas; Maskeliūnas, Rimas; Pauliukas, Arvydas; Ragulskis, Liutauras Mykolas (Journal of measurements in engineering / Lithuanian Academy of Sciences, Kaunas University of Technology, Vilnius Gediminas Technical University, 2016)
      In the paper large amplitude plane vibrations of an elastic structure are investigated experimentally by using the method of time averaged geometric moire. Investigations of a two-dimensional problem are performed. ...
    • Piecewise constant control of a precise measurement platform 

      Maskeliūnas, Vytautas; Maskeliūnas, Rimas; Pauliukas, Arvydas; Ragulskis, Liutauras Mykolas (Journal of measurements in engineering / Lithuanian Academy of Sciences, Kaunas University of Technology, Vilnius Gediminas Technical University, 2016)
      Control of a precise measurement platform is investigated in this paper. Piecewise constant control procedure on the basis of finite element in time and the method of least squares is proposed. It is demonstrated that the ...
    • Research and development of piezoelectric active supports for precise shafts 

      Bansevičius, Ramutis Petras; Kulvietis, Genadijus; Jegorenka, Julijus; Grigoravičius, Artūras (Journal of Vibroengineering / Vibromechanika, Lithuanian Academy of Sciences, Kaunas University of Technology, Vilnius Gediminas Technical University, 2013)
      Design and investigation of active piezoelectric block, having a precise V-shaped groove for checking the roundness or concentricity of precise shafts is presented. Piezoelectric V-block realizes the rotation and translational ...
    • Transverse vibrations of a two‑dimensional pipe system 

      Sudintas, Antanas Rimantas; Paškevičius, Petras; Spruogis, Bronislovas (Journal of measurements in engineering, 2014)
      Transverse vibrations of the two dimensional system of pipes are investigated. The model of transverse vibrations of a two dimensional pipe system consisting from beams by taking the inertia of fluid filling the pipes into ...